body{
    color:red;
}
.header{
    border-bottom:1px solid #CCCCCC;
    height:60px;
}
.footer{
    border-top:1px solid #cccccc;
    height:60px;
}
.nav{
    border-right:1px solid #cccccc;
    min-height: 200px;
    float: left;
    width: 240px;
}
.console{
    float: left;
}
.hello-world{
    width: 100px;
}